🗺 BLOCS
| # | Region | Countries | Cities |
|---|---|---|---|
| 1 | African Union | 60 | 560 |
| 2 | Arab League | 22 | 221 |
| 3 | Association of Southeast Asian Nations | 10 | 215 |
| 4 | Caribbean Community | 15 | 103 |
| 5 | Central American Integration System | 8 | 123 |
| 6 | Central European Free Trade Agreement | 7 | 73 |
| 7 | Eurasian Economic Union | 5 | 62 |
| 8 | European Free Trade Association | 4 | 57 |
| 9 | European Union | 31 | 678 |
| 10 | North American Free Trade Agreement | 3 | 186 |
| 11 | Pacific Alliance | 4 | 136 |
| 12 | South Asian Association for Regional Cooperation | 8 | 165 |
| 13 | Union of South American Nations | 15 | 262 |